The Kenworth A and B Model Stack Clamps are a practical and reliable solution for joining 7-inch stacks. Made from chrome-plated stainless steel, these butt joint clamps are designed to fit most Kenworth makes and models. They are compatible with slip-fit monster stacks and other straight stacks, making them versatile for various applications. With their durable construction and easy installation, these clamps offer a secure and long-lasting connection. Sold individually, these Kenworth stack clamps provide a cost-effective solution for your exhaust system needs.